CVE-2025-59287
CriticalPublished
Windows Server Update Service (WSUS) Remote Code Execution Vulnerability
- Published
- Oct 14, 2025
- Updated
- Feb 26, 2026
- Assigning CNA
- microsoft
- Evidence observed
- Oct 24, 2025
Primary CVSS
9.8/ 10Critical
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H100.0%
High · next 30 days
- Percentile
- 100.0%
- Model date
- Oct 17, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over a network.
Sources
Repository evidence: Files: 2 · Repositories: 2
1 Module1 Template
modules/exploits/windows/http/wsus_deserialization_rce.rb
Metasploit Framework modulesDeclared conditions
- platform: Windows($.exploit_windows/http/wsus_deserialization_rce.platform)
- verification: check_declared($.exploit_windows/http/wsus_deserialization_rce.check)
http/cves/2025/CVE-2025-59287.yaml
Nuclei TemplatesDeclared conditions
- network: http($.protocol_keys)
- verification: dsl($.matchers[*].type)
Responsible use
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